# import my_math
#
# print(my_math.add(1, 2))
# print(my_math.subtract(1, 2))
from my_math import add, subtract, multiply, divide
#
# print(add(1, 2))
# print(subtract(1, 2))
# print(subtract(1, 2))
# print(multiply(1, 2))
# import my_math
#
# print(my_math.add(7, 8))
# print(my_math.subtract(8, 6))
# from my_package import ModelD, ModelC
# ModelC.show_modelC()
# ModelD.show_modelD()
from my_package import *
ModelC.show_modelC()
ModelD.show_modelD()
from test import Demo
Demo.showDemo()